15258420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{823}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 46790016

約数和(自身を除く): 31531596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 823, 927, 1030, 1236, 1545, 1646, 1854, 2060, 2469, 3090, 3292, 3708, 4115, 4635, 4938, 6180, 7407, 8230, 9270, 9876, 12345, 14814, 16460, 18540, 24690, 29628, 37035, 49380, 74070, 84769, 148140, 169538, 254307, 339076, 423845, 508614, 762921, 847690, 1017228, 1271535, 1525842, 1695380, 2543070, 3051684, 3814605, 5086140, 7629210, 15258420]

約数ペア:

[(1, 15258420), (2, 7629210), (3, 5086140), (4, 3814605), (5, 3051684), (6, 2543070), (9, 1695380), (10, 1525842), (12, 1271535), (15, 1017228), (18, 847690), (20, 762921), (30, 508614), (36, 423845), (45, 339076), (60, 254307), (90, 169538), (103, 148140), (180, 84769), (206, 74070), (309, 49380), (412, 37035), (515, 29628), (618, 24690), (823, 18540), (927, 16460), (1030, 14814), (1236, 12345), (1545, 9876), (1646, 9270), (1854, 8230), (2060, 7407), (2469, 6180), (3090, 4938), (3292, 4635), (3708, 4115)]